
<html>
    <head>
        <meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0">
    </head>

    <body>
        <div class="main">

        </div>
    </body>
</html>
<script>
    var topindex=300;
    var left=200;
    var width=400;
    var height=400;
    window.AndroidWebView.setLocation(topindex,left,width,height);  
</script>
<style>
    *{
        margin:0;
        padding:0;
    }
    .main{
        width:100%;
        height:100%;
        background:url("./mainbj.png");
        background-size:100% 100%;
    }
</style>